The Vashon Navigation Company was a shipping company that operated steamboats on Puget Sound

Puget Sound

Puget Sound is a sound in the U.S. state of Washington. It is a complex estuarine system of interconnected marine waterways and basins, with one major and one minor connection to the Strait of Juan de Fuca and the Pacific Ocean — Admiralty Inlet being the major connection and...

 in the early 1900s. Steamboats owned by the company included Norwood and the propeller steamer Vashon

Vashon (steamboat 1905)

Vashon was a wooden steamboat built in 1905 at Dockton, Washington on Vashon Island. The vessel was active on Puget Sound in the early decades of the 1900s...

. The company was founded by steamboat captain Chauncey “Chance” Wiman (whose wife Gertrude also held a steamboat master's license) and John Manson, of Dockton, who was a steamboat captain and an engineer.